1332211320 has 128 divisors (see below), whose sum is σ = 4844448000. Its totient is φ = 322957440.

The previous prime is 1332211303. The next prime is 1332211333. The reversal of 1332211320 is 231122331.

1332211320 is a `hidden beast` number, since 1 + 332 + 2 + 11 + 320 = 666.

It is a super-2 number, since 2×1332211320² = 3549574002272284800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1332211293 and 1332211302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44190 + ... + 67949.

It is an arithmetic number, because the mean of its divisors is an integer number (37847250).

Almost surely, 2^1332211320 is an apocalyptic number.

1332211320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1332211320 is an abundant number, since it is smaller than the sum of its proper divisors (3512236680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1332211320 is a wasteful number, since it uses less digits than its factorization.

1332211320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112170 (or 112160 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1332211320 is about 36499.4701331403. The cubic root of 1332211320 is about 1100.3335957902. Note that the first 3 decimals are identical.

Adding to 1332211320 its reverse (231122331), we get a palindrome (1563333651).

It can be divided in two parts, 13322 and 11320, that added together give a palindrome (24642).

The spelling of 1332211320 in words is "one billion, three hundred thirty-two million, two hundred eleven thousand, three hundred twenty".